OEM Part No: 1426N4HC, 14A074N4HC, SW1443SR, 14ST43SSR, 144MLEA074, 600758, 14D4HLSW, 30050003909Hobby Champ 3/8LP – .043Fits Alpina models ELETTRA 160/170, ENERGY 1.6, ENERGY 1.8, SINERGY 35, SINERGY 40, P360, P370, P390Fits Stihl models 009, 010, 011, 012, 015, 017, 018, 019, 020, 021, 023, 025, E10, E14, E160, E140, E180, HT70, HT75, Pole Pruners, MS140, MS170, MS171, MS171, MS180, MS181, MS190, MS191, MS192, MS200, MS200T, MS201, MS210, MS211, MS220, MS230, MS231, MS231, MS250, MS251